Behavioral task
behavioral1
Sample
2024-04-25_16e02981c8cbf5d3dcbd675898c9eb14_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-25_16e02981c8cbf5d3dcbd675898c9eb14_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_16e02981c8cbf5d3dcbd675898c9eb14_cryptolocker
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Size
55KB
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MD5
16e02981c8cbf5d3dcbd675898c9eb14
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SHA1
15674d36ee5f1389a2e9721fd0e90f897c4bdc4b
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SHA256
bf469925d29a35aea070c35b352f443e9f5cdec9d89cacbb99d7d875dc1db759
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SHA512
d08a5fa72bd97eee7c4e04de703c8a0181f38fe20f574a3b5e68fcd5667c8d3ae347f2b82b589865438502be1b8492738a63230c3603fd0ce73a74cb211bd272
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjt:bP9g/xtCS3Dxx0M
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-25_16e02981c8cbf5d3dcbd675898c9eb14_cryptolocker
Files
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2024-04-25_16e02981c8cbf5d3dcbd675898c9eb14_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE